The 5 Best Marble Hole Bits (2023 reviews)

Shdiatool has been making feature-packed bit for years, thanks to a combination of clever design and high-end materials. This is a much better tool for boring holes in granite than traditional diamond hole saws. It is not sintered or electroplated technology. This bit can cut concrete and the maximum depth of cutting is 75 mm. It has abrasive material on the side to make the hole just a hair width bigger than the whole saw.

A small garden watering can with 1/4 inch spout works great. It is very happy with the holes this bit makes in granite and quartz counter top. It does not have a pilot drill but is very easy to guide in without it jumping around using a piece of plywood predrilled to the same size.

Why We Like This:

Screws on to hand held grinder
Works like a charm for drilling graphite kitchen counter top
Good for quartz, granite and marble

Best For Angle Grinder: Dkibbith Marble Hole Bit

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The dkibbith marble hole bit is specially designed for your daily usage and has all useful features. Dry Diamond Core Drill Bits are excellent for drilling in granite and porcelain, marble, stone, masonry, block, brick, and non-reinforced concrete. It is good for 1 piece of diamond core drill bit. It fits most wet polishers with angle grinders and drills or other machines that accept 3/8” hex shank. This will help keep the saw blade and the glass cool and prevent damage to both.

It is used to drill a kohler solid surface vanity top for a free standing glass sink and water spout. The Diamond Grain provides fast and smooth drilling. It is Designed for drilling the faucet-mounting holes in counter tops and vanities, and to make clean rounded corners for square or rectangular sinkholes.

Why We Like This:

Amazing for stucco and cinder block
Successfully drilled two holes through kitchen granite countertop
Drilled 75 holes through lath and plaster without slowing down
Great bit, cuts through granite like butter

Best For glass: Dkibbith Drill Bit

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Compared with other bit in this category, the dkibbith drill bit has a convenient design. This vacuum brazed diamond drill core bit is able to dry, wet drill through porcelain, tile, granite, marble, stone, masonry, block, brick, and non. It is used to drill a kohler solid surface vanity top for a free standing glass sink and water spout. This will help keep the saw blade and the glass cool and prevent damage to both.

The Diamond Grain design ensures fast and smooth drilling. It is built with 5/8-11 threading female arbor for most popular angle grinders, wet polisher.

Why We Like This:

Amazing for stucco and cinder block
Worked well dry with cooling and rinsing every 10 seconds or so
Drilled through the granite easily by keeping the bit wet
Successfully drilled two holes through kitchen granite countertop

Best With most Angle grinders: HIGHDRIL Marble Hole Bit

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate bit. The highdril marble hole bit is exactly that - it's a simple bit that hits all the right notes. Whether ceramic, tiles, porcelain tile, granite, marble, stone, masonry or brick, this kit is suitable for all these materials drilling/enlarging, shaping. It is made of high quality diamond and steel by vacuum brazed diamond technology, providing very high efficiency, drilling faster, durable and sturdy. The drill bits work great and as expected on hard porcelain bathroom tile to cut out areas for the shower fixtures. It is compatible with most angle grinders for dry/wet drilling.

Why We Like This:

Made 14 holes with one bit and no signs of wear
Fast and smooth drilling, long lifetime, less chipping
For easy carry and storage and protect of the core bit

Best For faucet: Dtdiatool Marble Hole Bit

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Not everyone likes to purchase bit for their daily purpose, but the dtdiatool marble hole bit would be an anomoly. The chip drain design of both sides makes the escape of chips or other particles of the drilling quickly removed. It is great with the grinder and a little pressure. The Vacuum brazing technology makes the diamond firmly bonded to the matrix, and the diamond exposure is higher, the processing efficiency is higher, and the service life is longer. It is easy to use and works great easier to use with a little water. They also come with an adapter for a drill. It is suitable for 5/8" arbor angle grinder. It comes with an adapter for a drill.

Why We Like This:

Work on porcelain ceramic tiles, granite, masonry, marble, concrete, etc
Great set of hole cutters, for ceramic tile
Nice tool for diy, works well, good quality for the money
Makes the diamond firmly bonded to the matrix, and the diamond exposure is higher